How severe is CVE-2020-22000?

CVE-2020-22000 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-22000 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-22000?

CVE-2020-22000 affects Homeautomation Project Homeautomation. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-22000?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-22000 published?

CVE-2020-22000 was published on 2021-04-27 and last updated on 2026-06-17.

CVE-2020-22000

CVE-2020-22000 is a high-severity vulnerability in Homeautomation Project Homeautomation with a CVSS 3.x base score of 8.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.0)
CVSS v2: 8.5
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Homeautomation Project Homeautomation
Published: 2021-04-27
Last modified: 2026-06-17

Description

HomeAutomation 3.3.2 suffers from an authenticated OS command execution vulnerability using custom command v0.1 plugin. This can be exploited with a CSRF vulnerability to execute arbitrary shell commands as the web user via the 'set_command_on' and 'set_command_off' POST parameters in '/system/systemplugins/customcommand/customcommand.plugin.php' by using an unsanitized PHP exec() function.

Frequently asked questions

What is CVE-2020-22000?: HomeAutomation 3.3.2 suffers from an authenticated OS command execution vulnerability using custom command v0.1 plugin. This can be exploited with a CSRF vulnerability to execute arbitrary shell commands as the web user via the 'set_command_on' and 'set_command_off' POST parameters in '/system/systemplugins/customcommand/customcommand.plugin.php' by using an unsanitized PHP exec() function.
How severe is CVE-2020-22000?: CVE-2020-22000 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-22000 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-22000?: CVE-2020-22000 affects Homeautomation Project Homeautomation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-22000?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-22000 published?: CVE-2020-22000 was published on 2021-04-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:homeautomation_project:homeautomation:3.3.2:*:*:*:*:*:*:*

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